Weather Forecast for Arraial do Cabo

Rio de Janeiro, Brazil

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Sunny

Current Weather - Arraial do Cabo: 29°C

Rio de Janeiro, Brazil

Sunny

Feels like 34°C

Wind

10 km/h ESE

Humidity

70%

Pressure

1017 mb

UV Index

8

Visibility

10 km

Patchy rain nearby

Patchy rain nearby

Monday, April 06, 2026

High

27°C

Low

23°C

Rain Chance

82%

Hourly Forecast

Clear 25°C
18:00
Clear 24°C
19:00
Clear 24°C
20:00
Patchy rain nearby 24°C
21:00
Patchy rain nearby 24°C
22:00
Patchy rain nearby 24°C
23:00
Apr 07

Day Statistics

Maximum Wind

14 km/h

Humidity

83%

Precipitation

0 mm

UV Index

2

Visibility

10 km

Rain Chance

82%

Snow Chance

0%

Sun & Moon

Sunrise

05:58 AM

Sunset

05:43 PM

Moonrise

08:36 PM

Moonset

09:52 AM

Moon Phase

Waning Gibbous

Moon Illumination

86%

Air Quality

PM2.5

15.1

μg/m³

PM10

16.6

μg/m³

NO₂

4.6

μg/m³

O₃

125.4

μg/m³

SO₂

4.2

μg/m³

CO

274.1

μg/m³

US EPA Index: 1 GB DEFRA Index: 2

Solar Radiation Data

Shortwave Radiation

775.02

Diffuse Radiation

195.87

DNI

1527.59

GTI

558.36

When to visit Arraial do Cabo?

Plan your perfect trip with our month-by-month weather guide

⭐ Best months: June July August

January

☀️
27°C
💧
13 Days of rain
❄️
No snowfall

February

☀️
27°C
💧
9 Days of rain
❄️
No snowfall

March

☀️
27°C
💧
16 Days of rain
❄️
No snowfall
🔥 Hottest month
🌧 Wettest month,

April

☀️
26°C
💧
9 Days of rain
❄️
No snowfall

May

☀️
25°C
💧
9 Days of rain
❄️
No snowfall

June

☀️
24°C
💧
5 Days of rain
❄️
No snowfall
Best time to visit

July

☀️
24°C
💧
6 Days of rain
❄️
No snowfall
Best time to visit

August

☀️
23°C
💧
5 Days of rain
❄️
No snowfall
Best time to visit
🥶 Coldest month
🌵 Driest month

September

☀️
23°C
💧
7 Days of rain
❄️
No snowfall

October

☀️
24°C
💧
8 Days of rain
❄️
No snowfall

November

☀️
25°C
💧
15 Days of rain
❄️
No snowfall

December

☀️
26°C
💧
14 Days of rain
❄️
No snowfall